Não informado. (1971). Journal of Agricultural Research. Government of the Punjab, Department of Agriculture.
Chicagoスタイル(17版)引用形式Não informado. Journal of Agricultural Research. Lahore, Paquistao: Government of the Punjab, Department of Agriculture, 1971.
MLA(8版)引用形式Não informado. Journal of Agricultural Research. Government of the Punjab, Department of Agriculture, 1971.
警告: この引用は必ずしも正確ではありません.